.page_cgy,.page_rank,.page_index,.page_free,.page_uc  {
    position: absolute;
    z-index: 1;
    top: 88px;
    bottom: 48px;
    left: 0;
    width: 100%;
    background: #ccc;
    overflow: hidden;
}

.bookCat {
    position: absolute;
    z-index: 1;
    width: 100%;
    -webkit-tap-highlight-color: rgba(0,0,0,0);
    -webkit-transform: translateZ(0);
    -moz-transform: translateZ(0);
    -ms-transform: translateZ(0);
    -o-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-text-size-adjust: none;
    -moz-text-size-adjust: none;
    -ms-text-size-adjust: none;
    -o-text-size-adjust: none;
    text-size-adjust: none;
}

.bookCat dd {
    margin: 10px;
}